<template>
  <div class="cmt-container">
    <h3>发表评论</h3>
    <hr />
    <textarea placeholder="请输入要评论的内容(最多吐槽120字)" maxlength="120"></textarea>
    <mt-button type="primary" size="large">发表评论</mt-button>
    <div class="cmt-list">
      <div class="cmt-item" v-for="(item,i) in comments" :key="i">
        <div class="cmt-title">
          第{{ i+1 }}楼&nbsp;&nbsp;{{ item.user_name }}&nbsp;&nbsp;发表时间：{{ item.add_time | dateFormat }}
        </div>
        <div class="cmt-body">
          {{ item.content == 'undefined' ? '此用户很懒' : item.content == '' ? '此用户很懒' : item.content}}
        </div>
      </div>
    </div>
    <mt-button type="danger" size="large" plain @click="getMore">加载更多</mt-button>
  </div>
</template>
<script>
import { Toast } from 'mint-ui';

export default {
  created() {
    this.getComments();
  },
  data(){
    return {
      pageindex: 1, //默认展示第一页数据
      comments: []
    }
  },
  methods: {
    getComments(){
      this.$http.get('api/getcomments/' + this.newsId + '?pageindex=' + this.pageindex).then(result => {
        if (result.body.status == 0) {
          // this.comments = result.body.message;
          this.comments = this.comments.concat(result.body.message);
        }else{
          Toast('评论获取失败！');
        }
      })
    },
    getMore(){
      this.pageindex++;
      this.getComments();
    }
  },
  props: ['newsId']
}
</script>
<style lang="scss" scoped>
.cmt-container {
  h3 {
    font-size: 18px;
  }
  textarea {
    font-size: 14px;
    height: 85px;
    margin: 0;
  }
  .cmt-list {
    margin: 5px 0; 
    .cmt-item {
      font-size: 13px;
      .cmt-title {
        background-color: #cccccc;
        line-height: 20px
      }
      .cmt-body {
        line-height: 35px;
        text-indent: 2em;
      }
    }
  }
}
</style>